#VU64041 Input validation error - CVE-2021-35108

Vulnerability identifier: #VU64041

Vulnerability risk: Low

CVSSv4.0: 4 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-35108

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

Description

The vulnerability allows a local attacker to execute arbitrary code on the system.

The vulnerability exists due to improper checking of AP-S lock bit while verifying the secure resource group permissions in Core. An attacker with physical access can pass specially crafted input to the application and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

External links
https://docs.qualcomm.com/product/publicresources/securitybulletin/august-2022-bulletin.html

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Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.